Pedro Narra / Cuban emerald hummingbird (Chlorostilbon ricordii) Guanahacabibes Peninsula National Park, Cuba

Andy Rouse / White-necked Jacobin hummingbirds (Florisuga mellivora) fighting, Tobago Small repro only

Bence Mate / White-throated Mountain Gem (Lampornis castaneoventris), Green-crowned Brilliant (Heliodoxa jacula) group of three with one in flight, Savegre, Costa Rica

Laurent Geslin / Hummingbird (Trochilidae) flying from flower at night, Tobago

Bence Mate / Portrait of Violet sabrewing (Campylopterus hemileucurus) in flight, Costa Rica

Bence Mate / Violet sabrewing (Campylopterus hemileucurus) hovering in flight, Costa Rica

Tui De Roy / Violet tailed sylph (Aglaiocercus coelestis) Guango private reserve, Papallacta Valley, Andean Cloud Forest, East slope, Ecuador

Tui De Roy / White bellied woodstar (Chaetocercus mulsant) three hovering around red flowers, Guango private reserve, Papallacta Valley, Andean Cloud Forest, East slope, Ecuador

Tui De Roy / Sparkling violetear hummingbird (Colibri coruscans) incubating eggs at nest, Andean cloud forest, Ecuador

Tui De Roy / Golden breasted puffleg (Eriocnemis mosquera) hummingbird Yanacocha Reserve, Jocotoco Foundation, 3,200m altitude on west slope of Pichincha Volcano, Andean cloud forest, West slope, Tropical Andes, E...

Roland Seitre / Green Thorntail Hummingbird (Discosura conversii) in flight. Rancho Naturalista, Turrialba, Panama.

Roland Seitre / Girl watching Violet Sabrewing Hummingbird (Campylopterus hemileucurus) feeding on flower. Captive. La Paz Waterfall Gardens, Poas, Costa Rica. Model released